
#include <stdio.h>

/* print Celsius-Fahrenheit table
   for celsius = 0, 20, ..., 300 */
main()
{
  float fahr, celsius;
  int lower, upper, step;

  lower = 0;		/* lower limit of temperature table */
  upper = 300;		/* upper limit */
  step = 20;   		/* step size */

  celsius = lower;
  while (celsius <= upper) {
    fahr = (9.0/5.0) * celsius + 32.0;
    printf("%3.0f %6.1f\n", celsius, fahr);
    celsius = celsius + step;
  }
}
